Your source for all things DIESEL
The dreaded Cummins grid heater bolt, proof D&J builds some of the best engines in the business, Michael Brown’s big horsepower plans for U.C.C., and an old-school 6.4L turbo recipe that still gets the job done.
From mechanical 7.3L to common-rail 6.7L to P-pumped 6.7L Power Stroke, Ferenc and Nathan Vegh are determined to get a blue oval out front in the dirt.
A 10-second, subcompact from the 1970s, a 1,200hp late-model Super Duty, and first-gen skin for the Cummins-powered, American Outlaw monster truck.
Alan Watson’s rare, DT360 International-swapped Super Duty packs a Bosch P7100, a ball bearing turbo, and turns out 850 hp.
Inside: A first-look at the ’25 Ram, 2,100-plus hp on the chassis dyno, a 6.0L Power Stroke-swapped Lightning, and an easy 30hp gain for 6.7L Fords.
Trade your 6.7L Power Stroke’s failure-prone, plastic injector return line fitting in for a heavy-duty aluminum, double O-ring sealed replacement from Fleece Performance Engineering.
Two drag racers set their sights on deep 4’s, UCC prep goes full-steam ahead, and a look inside Denso HP4 high-pressure fuel pump failure.
Big news for the Outlaw Diesel Super Series, compression-ignition infiltrates the ranks of radial tire racing (again), a pair of must-see Cummins swaps, and we preview an EPIC 2025 pulling schedule.
Four days at the largest indoor farm show in America. Four nights of the finest wintertime sled pulling in the world.
Melted pistons, self-destructing CP4s, drag racers bound for Lights Out 16, and coverage from the indoor Super Bowl of truck and tractor pulling.
Engine carnage, giant turbos, grudge racing, and last-minute prep for the biggest indoor tractor pull in America.
A look inside SICK Week, a pair of rear-wheel drive 6.70 Index racers with enough left under the hood to go 5’s, and a short word on counterfeit diesel products.
Fleece Performance Engineering’s new primary fuel filter assembly means simpler, more affordable filter changes for your ’17-’24 Ford.
Classic diesel repowers, the high-dollar, mint condition OBS Ford craze continues, and the abolishment of EV mandates.
L5P Duramax-powered, Allison 10L1000-shifted and MoTeC controlled. Keith Porter’s tire-shredding, 2,800-pound hot-rod proves anything is possible in the diesel industry.
The inside scoop on Cummins lifter failure, a stand-alone VP44 controller, a Texas drag racer heads to Europe, and the latest mega-sized turbo for the racing scene.
The latest on the 2025 Ram powertrain, indoor truck pulling from Indiana, a 5.0L Cummins C10 for sale, and a violent CP4 failure.
The year that saw diesel’s first-ever 5-second quarter-mile pass, countless 3-second eighth-miles, 315 mph on the salt, and a new diesel door car record.
Fortifying the 48RE, wintertime truck and tractor pulling in Kentucky, Ford recalls nearly 300,000 Super Duty’s, and Rod MacMaster’s radial-tire Corvette receives its billet-aluminum Cummins.
Firepunk’s 2024 dyno kings, the 6.4L Power Stroke that could, a 4-million-mile 3408 Cat, and Daimler Truck invests $285 million in Detroit Diesel.
Two LB7’s self-destruct, DHD looks to hire a Duramax builder, and Hot Shot’s Secret partners with Pro Pulling League for 2025.
A quarter of a century ago, GM announced plans to introduce the 6.6L Duramax we’ve all come to know and love.
Billet engines and turbos, high-rpm fueling, cutting-edge electronics, and the fastest oil-burners in the world…the diesel industry arrives in force at the 2024 PRI Tradeshow.
The latest in turbo, fuel system, electronics, and engine technology from the PRI Show, 2025 race prep, and the importance of CCV filter replacement.
